collaborators

14 papers

cs.IR2026

PAGE-RAG: Evidence-Grounded Adaptive Graph Retrieval for Long-Document Question Answering

Xingyu Chen, Junxiu An, Jun Guo +1

GraphRAG improves long-document question answering by introducing structured representations beyond conventional retrieval. However, automatically constructed graphs are inherently…

cs.CL2026

Generation-Augmented Generation: A Plug-and-Play Framework for Private Knowledge Injection in Large Language Models

Rongji Li, Jian Xu, Yi Chen +7

In domains such as materials science, biomedicine, and finance, high-stakes deployment of large language models (LLMs) requires injecting private, domain-specific knowledge that is…

cs.AI2025

KG-Augmented Executable CoT for Mathematical Coding

Xingyu Chen, Junxiu An, Jun Guo +2

In recent years, large language models (LLMs) have excelled in natural language processing tasks but face significant challenges in complex reasoning tasks such as mathematical rea…

cs.CL2025

CogDual: Enhancing Dual Cognition of LLMs via Reinforcement Learning with Implicit Rule-Based Rewards

Cheng Liu, Yifei Lu, Fanghua Ye +5

Role-Playing Language Agents (RPLAs) have emerged as a significant application direction for Large Language Models (LLMs). Existing approaches typically rely on prompt engineering…

cs.LG2025

Ctrl-DNA: Controllable Cell-Type-Specific Regulatory DNA Design via Constrained RL

Xingyu Chen, Shihao Ma, Runsheng Lin +2

Designing regulatory DNA sequences that achieve precise cell-type-specific gene expression is crucial for advancements in synthetic biology, gene therapy and precision medicine. Al…

cs.CL2025

DeepMath-103K: A Large-Scale, Challenging, Decontaminated, and Verifiable Mathematical Dataset for Advancing Reasoning

Zhiwei He, Tian Liang, Jiahao Xu +12

Reinforcement learning (RL) with large language models shows promise in complex reasoning. However, its progress is hindered by the lack of large-scale training data that is suffic…